CN106686503A - Adjustable sound cavity device and mobile terminal - Google Patents
Adjustable sound cavity device and mobile terminal Download PDFInfo
- Publication number
- CN106686503A CN106686503A CN201611231421.0A CN201611231421A CN106686503A CN 106686503 A CN106686503 A CN 106686503A CN 201611231421 A CN201611231421 A CN 201611231421A CN 106686503 A CN106686503 A CN 106686503A
- Authority
- CN
- China
- Prior art keywords
- chamber
- accordatura
- sound
- motor
- extension
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Abstract
The invention discloses an adjustable sound cavity device and a mobile terminal. The sound cavity device comprises a tuning cavity, an expansion sound cavity, a loudspeaker and a driver speaker; the tuning cavity is communicated with the expansion sound cavity spatially, the loudspeaker is positioned in the tuning cavity or the expansion sound cavity, and the driving assembly drives the tuning cavity or the expansion sound cavity so that the space volume of the sound cavity formed by the two is changed. Via the sound cavity device, the space volume of the sound cavity can be adjusted intelligently according to different music playing efficiencies, and the music play quality is improved.
Description
Technical field
The present invention relates to sound play-back technology field, more particularly to a kind of adjustable sound cavity apparatus and mobile terminal.
Background technology
At this stage, the application of mobile terminal is very universal, and playing music becomes one requisite function of mobile terminal,
With the raising of people's quality of the life, to the quality requirements of music also more and more higher.
Music needs speaker to play back, and speaker needs a sound chamber to can be only achieved a good effect,
Under certain condition, sound chamber volume is bigger, and the low-frequency effect of sound is better.Due to the difference of music pattern, corresponding frequency is different,
Therefore the sound chamber volume for needing should also be different.
The content of the invention
Present invention mainly solves problem be to provide a kind of adjustable sound cavity apparatus and mobile terminal, sound chamber can be adjusted
The size of spatial volume, strengthens the low frequency characteristic of speaker system.
To solve the above problems, one aspect of the present invention is：A kind of adjustable sound cavity apparatus are provided, are wrapped
Include：
Accordatura chamber and extension sound chamber that space communicates；
Speaker, positioned at the accordatura chamber or the extension sound chamber；
Drive component, drives the accordatura chamber or the extension sound chamber, makes the sound cavity space mesosome of public composition between the two
Product change.
Wherein, the drive component is receiving the persistent period of the instruction for making the sound cavity space change in volume to change
Sound cavity space volume is stated, starts to drive the sound cavity space change in volume to receive the instruction, received with stopping described
Order fulfillment drives the sound cavity space change in volume；Or
Change the sound cavity space volume, the instruction to receive the command content for making the sound cavity space change in volume
Content indicates to become direction that is big or diminishing and changing value.
Wherein, when broadcasting music demand is medium-high frequency, the drive component maintains or reduces the sound cavity space volume；
When broadcasting music demand is low frequency, the drive component increases the sound cavity space volume.
Wherein, the extension sound chamber is embedded in accordatura chamber one end, and both mutually embedding ends are got through so that both spaces communicate；
The drive component includes：Motor, rotating shaft, gear and rack-track,
The motor is equipped with motor-driven control chip provided；
The motor is located at the accordatura intracavity, and the motor is connected by the rotating shaft with the gear, the gear
It is connected by meshing transmission with the rack-track, the track is placed in the rail groove in the accordatura chamber, and is fixed on the extension
On sound chamber, the gear is rotated under the control of the motor, and the rack-track receives the rotation torsion of the gear and drives
The relatively described accordatura chamber motion in the extension sound chamber.
Wherein, when it is described it is motor-driven control chip provided receive rotating forward control signal when, drive motor rotate forward, when the motor control
When coremaking piece receives reverse control signal, drive motor reversion.
Wherein, described motor, rotating shaft are identical with the number in extension sound chamber, the gear, rack-track and rail groove
Number is identical.
Wherein, the internal diameter size in the accordatura chamber matches with the external diameter size in the extension sound chamber.
Wherein, described extension sound chamber side wall is provided with outside closed edge vertical with the extension sound chamber side wall, when described
When extension sound chamber overlaps with the accordatura chamber, the closed edge is brought into close contact with the side wall in the accordatura chamber.
Wherein, it is provided with sealing member at the mutually embedding extension sound cavity outer wall and the accordatura cavity wall so that in the horse
When moving relative to the accordatura chamber under the driving for reaching, the extension sound chamber side wall is brought into close contact with the side wall in the accordatura chamber.
For solve above-mentioned technical problem, the present invention adopt and another technical scheme is：A kind of mobile terminal, institute are provided
Mobile terminal is stated including the sound cavity apparatus described in any of the above-described.
The invention has the beneficial effects as follows：For the demand of different music frequencies, the spatial volume in Intelligent adjustment sound chamber
Size, changes the low frequency characteristic of speaker system, improves the quality of music.
Description of the drawings
Fig. 1 is the external structure schematic diagram of the embodiment of adjustable sound cavity apparatus one of the invention；
Fig. 2 is the internal structure schematic diagram of the embodiment of adjustable sound cavity apparatus one of the invention；
Fig. 3 is the structural representation of the embodiment of mobile terminal of the present invention.
Specific embodiment
Refering to Fig. 1, Fig. 1 is the external structure schematic diagram of the embodiment of adjustable sound cavity apparatus one of the invention, described device
Including：
Accordatura chamber 100 and extension sound chamber 300, the extension sound chamber 300 includes being located at the left expansion of the both sides of accordatura chamber 100
Zhan Yin chambers 310 and right extension sound chamber 320, the accordatura chamber 100 communicates with the space of extension sound chamber 300, it is to be understood that
In other embodiments, left extension sound chamber 310 or right extension sound chamber 320 that sound chamber 300 can be only side are extended.
Speaker 200, the speaker 200 is located at the accordatura chamber 100, it is to be understood that in other embodiments,
The speaker 200 may be located at the extension sound chamber 300, and specifically, the speaker 200 may be located at the left extension sound
Chamber 310, it is also possible to positioned at the right extension sound chamber 320.
Drive component (not shown), positioned at the inside of the sound cavity apparatus, drives the accordatura chamber 100 or the extension sound
Chamber 300, makes the sound cavity space change in volume of public composition between the two.In following examples, driven with drive component and extended
Sound chamber 300 illustrates.
The drive component can receive the instruction for making the sound cavity apparatus change in volume, and the drive component can be connecing
Receipts make the persistent period of the instruction of the sound cavity space change in volume changing the sound cavity space volume, specifically, when described
When drive component receives driving instruction, then start to drive the sound cavity volume to change, when the driving instruction for receiving stops, then
Stop driving the sound cavity space change in volume.
In other embodiments, the drive component can be changing sound cavity space according to the content of the driving instruction
The size of volume, specifically, the command content can be to drive extension sound chamber 300 become big or the direction that diminishes and changing value,
For example, the command content becomes to the right big for sound chamber, then the drive component can then drive the extension sound chamber 320 relatively fixed
Sound chamber 100 moves right, while described instruction can also include the changing value of sound chamber volume, then the drive component then drives
Move in the extension sound chamber 300 so that the changing value of sound cavity apparatus spatial volume reaches the changing value in the instruction.
In a specific application scenarios, when it is medium-high frequency to play music demand, the drive component is received and driven
Instruction, maintains or reduces the sound cavity space volume, such as drives left extension sound chamber 310 or/and right extension sound chamber 320 towards described
Move or keep current spatial volume constant in accordatura chamber 100；When it is low frequency to play music demand, the drive component increase
The sound cavity space volume, drive left extension sound chamber 310 or/and right extension sound chamber 320 relatively as described in accordatura chamber 100 to both sides
Motion, until the extension sound chamber 300 is fully open.
Refering to Fig. 2, Fig. 2 is the internal structure schematic diagram of scalable sound cavity apparatus in the present embodiment, the extension sound chamber 300
Left extension sound chamber 310 and right extension sound chamber 320 be respectively embedded into the left end and right-hand member in the accordatura chamber 100, and extend sound chamber 300
Get through with the mutually embedding end in accordatura chamber 100 so that both extension sound chamber 300 and accordatura chamber 100 communicate.
It is understood that in other embodiments, the left end in the accordatura chamber 100 can be embedded in left extension sound chamber 310
Right-hand member, the right-hand member in the accordatura chamber 100 can be embedded in the left end in right extension sound chamber 320, extension sound chamber 300 and accordatura chamber 100
Same space connection.
With continued reference to Fig. 2, in the present embodiment, the drive component 400 includes number identical gear and rack-track,
It is 4, i.e. gear 431,432,433,434 in the present embodiment, rack-track 441,442,443,444, the drive component 400
Also include and the number identical motor of extension sound chamber 300, be in the present embodiment 2, be i.e. motor 421,422.Described above
Number can sets itself.
The rack-track 441,442,443,444 respectively correspond to be placed in the accordatura chamber 100 rail groove 411,
412nd, in 413 and 414, the present embodiment middle orbit groove is also 4, and the rack-track 441,442 is fixed on the extension sound
In chamber 310, the rack-track 443,444 is fixed in the extension sound chamber 320, and the fixed form can be gluing or it
His mode, here is not limited.
The motor 421 is connected by rotating shaft 451 with gear 431,432, and gear 431,432 respectively with rack-track
441st, 442 it is connected by meshing transmission, the motor 422 is connected by rotating shaft 452 with gear 433,434, and gear 433,444 is distinguished
Be connected by meshing transmission with rack-track 443,444, when the motor 421,422 receives control signal, by rotating shaft 451,
452 band moving gears 431,432,433,434 are rotated, the acceptance of the rack-track 441,442,443,444 gear 431,
432nd, 433,434 rotation torsion drives the relatively described accordatura chamber 100 in the extension sound chamber 310,320 to move.
The motor 421,422 motor-driven control chip provided receives rotating forward control letter built with motor-driven control chip provided when described
Number when, drive the motor 421,422 to rotate forward, when it is described it is motor-driven control chip provided receive reverse signal when, drive the motor
421st, 422 reversion, when motor 421,422 forward or reverse, drives extension sound chamber 310, extension sound chamber 320 to move, for example, when
When motor 421 is rotated forward, extension sound chamber 310 is driven away from the motion in accordatura chamber 100, during reversion, drive extension sound chamber 310 near fixed
Sound chamber 100 is moved, and when motor 422 is rotated forward, drives extension sound chamber 320 away from the motion in accordatura chamber 100, during reversion, is driven and is expanded
Move near accordatura chamber 100 in Zhan Yin chambers 320.
With continued reference to Fig. 2, in, the extension sound chamber 310,320 is respectively embedded into the left side in the accordatura chamber 100 to the present embodiment
Hold and right-hand member, therefore the internal diameter size in the accordatura chamber 100 matches with the external diameter size in the extension sound chamber 310,320.
It is understood that in other embodiments, when the left end and right-hand member in the accordatura chamber 100 are respectively embedded into the expansion
During the one end in Zhan Yin chambers 310,320, the internal diameter size in the external diameter size in the accordatura chamber 100 and the extension sound chamber 310,320
Match.
The side wall in described extension sound chamber 310,320 is provided with vertical with the extension sound chamber 310,320 side walls outside close
Close along 461,462,463,464, when the extension sound chamber 310,320 overlaps with the accordatura chamber 100, it is described it is closed along 461,
462nd, 463,464 it is brought into close contact with the side wall in the accordatura chamber, enhances the seal in sound chamber.
Sealing member (not shown) is provided with the mutually embedding extension sound chamber 310,320 outer walls and the inwall of accordatura chamber 100,
During so that moving relative to the accordatura chamber 100 under the driving of the motor 421,422, the extension sound chamber 310,320 sides
Wall is brought into close contact with the side wall in the accordatura chamber 100, it is ensured that the seal in the sound chamber.The sealing member can adopt rubber
Material or other materials are made.
Refering to Fig. 3, Fig. 3 is the structural representation of the embodiment of mobile terminal of the present invention, and mobile terminal 2 includes：Music is broadcast
Amplification module 21, main control module 22 and sound cavity apparatus 23.
Music playing module 21, for playing the music of different mode according to the selection of user.
Main control module 22 is used to parse the music frequency of the broadcasting of music playing module 21, and generates control instruction, and by institute
State control instruction and be sent to sound cavity apparatus 23.
The sound cavity apparatus 23 receive the control instruction, and according to the control instruction, carry out corresponding spatial volume
Change, specifically, the sound cavity apparatus 23 can change the change of spatial volume according to the persistent period of the control instruction,
Specifically, start to drive spatial volume change to receive the instruction, to stop receiving the order fulfillment driving space
Change in volume, while can be to be changed according to the content changing spatial volume of control instruction, the content of the control instruction can be wrapped
Include and become the direction and changing value for diminishing greatly.For example, when the music that music playing module 21 is played is medium-high frequency, main control module 22
Control instruction is generated according to the frequency of music, sound cavity apparatus 23 reduce or maintain the sound cavity apparatus according to the control instruction
23 spatial volume, when the music that the music playing module 21 is played is low frequency, the main control module 22 generates corresponding
Control instruction, the sound cavity apparatus 23 increase the spatial volume of the sound cavity apparatus 23 according to the control instruction.
The sound cavity apparatus 23 are the sound cavity apparatus any one of above-described embodiment, be will not be described here.
Prior art is different from, adjustable sound cavity apparatus of the present invention are by for the broadcasting demand of different music, intelligence
The size of spatial volume can be changed, change the low frequency characteristic of speaker system, improve the quality of music.
Embodiments of the invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is bored using this
Equivalent structure or equivalent flow conversion that bright description and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of adjustable sound cavity apparatus, it is characterised in that described device includes：
Accordatura chamber and extension sound chamber that space communicates；
Speaker, positioned at the accordatura chamber or the extension sound chamber；
Drive component, drives the accordatura chamber or the extension sound chamber, the sound cavity space volume for making public composition between the two to become
Change.
2. device as claimed in claim 1, it is characterised in that
The drive component changes the sound cavity space to receive the persistent period of the instruction for making the sound cavity space change in volume
Between volume, with receive it is described instruction start to drive the sound cavity space change in volume, with stop receive the order fulfillment
Drive the sound cavity space change in volume；Or
Change the sound cavity space volume, the command content to receive the command content for making the sound cavity space change in volume
Indicate to become direction that is big or diminishing and changing value.
3. device as claimed in claim 2, it is characterised in that
When broadcasting music demand is medium-high frequency, the drive component maintains or reduces the sound cavity space volume；
When broadcasting music demand is low frequency, the drive component increases the sound cavity space volume.
4. the device as described in any one of claims 1 to 3, it is characterised in that
The extension sound chamber is embedded in accordatura chamber one end, and both mutually embedding ends are got through so that both spaces communicate；
The drive component includes：Motor, rotating shaft, gear and rack-track,
The motor is equipped with motor-driven control chip provided；
The motor is located at the accordatura intracavity, and the motor is connected by the rotating shaft with the gear, the gear and institute
State rack-track to be connected by meshing transmission, the track is placed in the rail groove in the accordatura chamber, and be fixed on the extension sound chamber
On, the gear is rotated under the control of the motor, and the rotation torsion drive that the rack-track receives the gear is described
The relatively described accordatura chamber motion in extension sound chamber.
5. device as claimed in claim 4, it is characterised in that motor-driven control chip provided receive rotating forward control signal when described
When, drive motor rotate forward, when it is described it is motor-driven control chip provided receive reverse control signal when, drive motor reversion.
6. device as claimed in claim 5, it is characterised in that described motor, rotating shaft are identical with the number in extension sound chamber, institute
State gear, rack-track identical with the number of rail groove.
7. device as claimed in claim 4, it is characterised in that the internal diameter size in the accordatura chamber is outer with the extension sound chamber
Footpath size matches.
8. device as claimed in claim 4, it is characterised in that described extension sound chamber side wall is provided with and the extension sound chamber side
The vertical outside closed edge of wall, when the extension sound chamber overlaps with the accordatura chamber, the closed edge and the accordatura chamber
Side wall is brought into close contact.
9. device as claimed in claim 4, it is characterised in that the mutually embedding extension sound cavity outer wall and the accordatura cavity wall
Place is provided with sealing member so that when moving relative to the accordatura chamber under the driving of the motor, the extension sound chamber side wall with
The side wall in the accordatura chamber is brought into close contact.
10. a kind of mobile terminal, it is characterised in that including the sound cavity apparatus described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611231421.0A CN106686503A (en) | 2016-12-28 | 2016-12-28 | Adjustable sound cavity device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611231421.0A CN106686503A (en) | 2016-12-28 | 2016-12-28 | Adjustable sound cavity device and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106686503A true CN106686503A (en) | 2017-05-17 |
Family
ID=58871773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611231421.0A Pending CN106686503A (en) | 2016-12-28 | 2016-12-28 | Adjustable sound cavity device and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106686503A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108924712A (en) * | 2018-08-22 | 2018-11-30 | 珠海格力电器股份有限公司 | A kind of loudspeaker assembly and electronic equipment |
| CN109324780A (en) * | 2018-09-27 | 2019-02-12 | 联想(北京)有限公司 | Promote the method and electronic equipment of sound output effect |
| CN110166906A (en) * | 2018-02-13 | 2019-08-23 | 易音特电子株式会社 | Neck ribbon speaker including the micro speaker module with passive vibrator |
| CN111479208A (en) * | 2020-04-17 | 2020-07-31 | 北京百度网讯科技有限公司 | Sound cavity testing system, method, device and readable storage medium |
| CN112073858A (en) * | 2020-09-09 | 2020-12-11 | 维沃移动通信有限公司 | Audio output device, electronic apparatus, control method, and control device |
| CN113114818A (en) * | 2021-04-16 | 2021-07-13 | 维沃移动通信有限公司 | Electronic device |
| CN113938802A (en) * | 2021-09-07 | 2022-01-14 | 联想(北京)有限公司 | Loudspeaker assembly and electronic equipment |
| CN113993031A (en) * | 2021-11-10 | 2022-01-28 | 歌尔光学科技有限公司 | Sound generating device, calibration method of sound generating device and sound generating unit |
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| CN103297568A (en) * | 2012-03-02 | 2013-09-11 | 华为终端有限公司 | Mobile terminal and sound cavity adjusting method |
| CN103596102A (en) * | 2013-09-24 | 2014-02-19 | 小米科技有限责任公司 | Device for regulating tone quality and terminal equipment |
| CN104066031A (en) * | 2013-03-22 | 2014-09-24 | 中兴通讯股份有限公司 | Sound chamber, device comprising the same, mobile terminal and use method of the sound chamber |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2000217179A (en) * | 1999-01-26 | 2000-08-04 | Kenwood Corp | Speaker system |
| CN103297568A (en) * | 2012-03-02 | 2013-09-11 | 华为终端有限公司 | Mobile terminal and sound cavity adjusting method |
| CN104066031A (en) * | 2013-03-22 | 2014-09-24 | 中兴通讯股份有限公司 | Sound chamber, device comprising the same, mobile terminal and use method of the sound chamber |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110166906A (en) * | 2018-02-13 | 2019-08-23 | 易音特电子株式会社 | Neck ribbon speaker including the micro speaker module with passive vibrator |
| CN108924712A (en) * | 2018-08-22 | 2018-11-30 | 珠海格力电器股份有限公司 | A kind of loudspeaker assembly and electronic equipment |
| CN108924712B (en) * | 2018-08-22 | 2024-02-02 | 珠海格力电器股份有限公司 | Speaker subassembly and electronic equipment |
| CN109324780A (en) * | 2018-09-27 | 2019-02-12 | 联想(北京)有限公司 | Promote the method and electronic equipment of sound output effect |
| CN109324780B (en) * | 2018-09-27 | 2021-01-15 | 联想(北京)有限公司 | Method for improving sound output effect and electronic equipment |
| CN111479208A (en) * | 2020-04-17 | 2020-07-31 | 北京百度网讯科技有限公司 | Sound cavity testing system, method, device and readable storage medium |
| CN112073858B (en) * | 2020-09-09 | 2022-08-26 | 维沃移动通信有限公司 | Audio output device, electronic apparatus, control method, and control device |
| CN112073858A (en) * | 2020-09-09 | 2020-12-11 | 维沃移动通信有限公司 | Audio output device, electronic apparatus, control method, and control device |
| CN113114818A (en) * | 2021-04-16 | 2021-07-13 | 维沃移动通信有限公司 | Electronic device |
| CN113114818B (en) * | 2021-04-16 | 2024-01-05 | 维沃移动通信有限公司 | Electronic equipment |
| CN113938802A (en) * | 2021-09-07 | 2022-01-14 | 联想(北京)有限公司 | Loudspeaker assembly and electronic equipment |
| CN113993031A (en) * | 2021-11-10 | 2022-01-28 | 歌尔光学科技有限公司 | Sound generating device, calibration method of sound generating device and sound generating unit |
| CN113993031B (en) * | 2021-11-10 | 2023-07-14 | 歌尔科技有限公司 | Sound generating device, calibration method of sound generating device and sound generating unit |
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